Universidad Tecnológica de Bolivar UTB (Colombia): últimos ingresos
Mostrando ítems 281-300 de 11668
-
Information and Communication Technologies (ICT) in the processes of distribution and use of knowledge in Higher Education Institutions (HEIs)
(Cartagena de Indias, 2021)This research aims to relate Information and Communication Technologies (ICT) in the processes of distribution and use of knowledge in Higher Education Institutions (HEI). The methodology used was based on the quantitative ... -
Public policy for early childhood and social determinants of Acute Respiratory Diseases in under-five children in Colombia. A multi-level analysis
(Cartagena de Indias, 2021-12-30)Introduction: Despite having public policies, Acute Respiratory Diseases (ARD) continues to cause a high level of childhood morbidity in the least developed territories of Colombia. These inequities and others due to ... -
Integration of PV Distributed Generators into Electrical Networks for Investment and Energy Purchase Costs Reduction by Using a Discrete–Continuous Parallel PSO
(Cartagena de Indias, 2022)The problem of optimally integrating PV DGs into electrical networks to reduce annual costs (which include energy purchase and investment costs) was addressed in this research by presenting a new solution methodology. For ... -
Interaction of Ciprofloxacin with Arabinose, Glucosamine, Glucuronic Acid and Rhamnose: Insights from Genetic Algorithm and Quantum Chemistry
(Cartagena de Indias, 2022)A theoretical study of the ciprofloxacin interactions with glucuronic acid, arabinose, glucosamine, and rhamnose is presented. The most stable complexes were obtained through genetic algorithms starting from the neutral ... -
Pseudomonas strains from the Livingston Island, Antarctica: a source of cold-active hydrolytic enzymes
(Cartagena de Indias, 2022-07)Pseudomonas spp. is considered one of the most successful bacterial genera due to its plasticity and metabolic versatility, which has allowed it to colonize different ecosystems, including Antarctica. The ability of ... -
Inventory Models in a Sustainable Supply Chain: A Bibliometric Analysis
(Cartagena de Indias, 2022)This paper presents a bibliometric analysis of inventory models in a sustainable supply chain. The methodology contains reviewing previous research with a performance evaluation, network analysis, and science mapping to ... -
Iron Oxide Powder as Responsible for the Generation of Industrial Polypropylene Waste and as a Co-Catalyst for the Pyrolysis of Non-Additive Resins
(Cartagena de Indias, 2022)For the synthesis of polymeric resins, it is of great importance to review the raw materials and the equipment to be used to avoid the presence of compounds that may affect the effectiveness of the polymerization and the ... -
ISeeU2: Visually interpretable mortality prediction inside the ICU using deep learning and free-text medical notes
(Cartagena de Indias, 2022)Accurate mortality prediction allows Intensive Care Units (ICUs) to adequately benchmark clinical practice and identify patients with unexpected outcomes. Traditionally, simple statistical models have been used to assess ... -
Pseudo asymptotic solutions of fractional order semilinear equations
(Cartagena de Indias, 2013)Using a generalization of the semigroup theory of linear operators, we prove existence and uniqueness of mild solutions for the semilinear fractional order differential equation [mathematical equation] with the property ... -
Journalism industries in the internet era: The case of Colombian news media outlets in Google News Colombia
(Cartagena de Indias, 2020) -
Knowledge and myths among Colombian teachers about high intellectual abilities
(Cartagena de Indias, 2022)The objective of this study was to describe the knowledge and myths among Colombian teachers regarding students with High Intellectual Abilities (HIA), analyzing their relationship with sociodemographic variables of interest. ... -
Evaluation of academic productivity of citizen competencies in the teaching of engineering by using the Malmquist index
(Cartagena de Indias, 2020)This research analyzed productivity in the formation of citizen skills in engineering education. The population (57,520 students) included 92 Colombian undergraduate engineering degree programs (industrial, mechanical, ... -
Energy Management System for the Optimal Operation of PV Generators in Distribution Systems Using the Antlion Optimizer: A Colombian Urban and Rural Case Study
(Cartagena de Indias, 2022)This paper presents an Energy Management System (EMS) for solving the problem regarding the optimal daily operation of Photovoltaic (PV) distributed generators in Alternate Current (AC) distribution grids. To this effect, ... -
ENERGY EFFICIENCY CONDITION-BASED MAINTENANCE METHODOLOGY FOR COMPUTER ROOM AIR CONDITIONERS
(Cartagena de Indias, 2022)A Computer Room Air Conditioner (CRAC) system has been modeled and simulated to set up a Condition-based maintenance strategy oriented on the equipment's energy efficiency performance (MCEE). The modeling was performed ... -
Emotion detection through biomedical signals: A pilot study
(Cartagena de Indias, 2018)Emotions are affective states accompanied by physiological reactions that affect cognition processes such as decision making, perception, and learning. Emotion detection can be helpful in fields like education, sports and ... -
Representation of the spanish's history through the philately. Study of the stamps designed by gallego & rey
(Cartagena de Indias, 2020-10-01)The research presents a detailed analysis of all Spanish postage stamps created by the humorists Gallego and Rey, which intended to reflect the Spanish history. This peculiar kind of philatelic product, based on the ... -
El mundo de las criptomonedas
(Cartagena de Indias, 2022)The objectiveofinvestigation is to make short summaryincryptocurrencyinformation. Wellit is a virtual coin based on blockchain technology, which acts as an accountingbook in which operations are recorded and whichhas ... -
Efficient Integration of PV Sources in Distribution Networks to Reduce Annual Investment and Operating Costs Using the Modified Arithmetic Optimization Algorithm
(Cartagena de Indias, 2022)The optimal integration of photovoltaic generation systems is a challenge for distribution utilities since these devices have a direct impact on company finances due to the large amount of investment required at the beginning ... -
Efficient Day-Ahead Dispatch of Photovoltaic Sources in Monopolar DC Networks via an Iterative Convex Approximation
(Cartagena de Indias, 2023)The objective of this research is to propose an efficient energy management system for photovoltaic (PV) generation units connected to monopolar DC distribution networks via convex optimization while considering a day-ahead ... -
EFFICIENCY OF ACADEMIC ENGINEERING PROGRAMS IN COLOMBIA: AN APPROACH THROUGH DATA ENVELOPMENT ANALYSIS
(Cartagena de Indias, 2022)The purpose of this research is to assess the educational quality based on academic efficiency using three distinct data development analysis models, with the Engineering programs in Colombia serving as decision-making ...